74904292 has 6 divisors (see below), whose sum is σ = 131082518. Its totient is φ = 37452144.

The previous prime is 74904287. The next prime is 74904293. The reversal of 74904292 is 29240947.

It can be written as a sum of positive squares in only one way, i.e., 56190016 + 18714276 = 7496^2 + 4326^2 .

It is a super-2 number, since 2×74904292² = 11221305920042528, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (74904293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9363033 + ... + 9363040.

Almost surely, 2^74904292 is an apocalyptic number.

It is an amenable number.

74904292 is a deficient number, since it is larger than the sum of its proper divisors (56178226).

74904292 is a wasteful number, since it uses less digits than its factorization.

74904292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18726077 (or 18726075 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 74904292 is about 8654.7265699154. The cubic root of 74904292 is about 421.5368712841.

The spelling of 74904292 in words is "seventy-four million, nine hundred four thousand, two hundred ninety-two".